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OpenAPI Specification
openapi: 3.2.0
info:
title: Unum HR Connect Authentication API
description: The Unum HR Connect API provides a secure, real-time connection between Unum benefits and major HR platforms including Workday, ADP, and UKG. It automates eligibility checks, evidence of insurability (EOI) processing, premium billing calculations, leave and absence management, and enrollment data synchronization for employers and HR technology partners.
version: '1.0'
contact:
name: Unum Developer Support
url: https://developer.unum.com/s/
termsOfService: https://www.unum.com/legal
servers:
- url: https://api.unum.com/v1
description: Unum Production API
security:
- OAuth2:
- eligibility:read
- enrollment:read
- leave:read
- eoi:read
- billing:read
tags:
- name: Authentication
description: OAuth 2.0 token management
paths:
/oauth/token:
post:
operationId: getAccessToken
summary: Get Access Token
description: Obtain an OAuth 2.0 access token using client credentials for API authorization.
tags:
- Authentication
requestBody:
required: true
content:
application/x-www-form-urlencoded:
schema:
type: object
required:
- grant_type
- client_id
- client_secret
properties:
grant_type:
type: string
enum:
- client_credentials
description: OAuth grant type
client_id:
type: string
description: Client application identifier
client_secret:
type: string
description: Client application secret
responses:
'200':
description: Access token response
content:
application/json:
schema:
$ref: '#/components/schemas/AccessToken'
'401':
$ref: '#/components/responses/Unauthorized'
components:
schemas:
AccessToken:
type: object
properties:
access_token:
type: string
description: Bearer access token
token_type:
type: string
example: Bearer
expires_in:
type: integer
description: Token expiration in seconds
example: 3600
scope:
type: string
description: Granted OAuth scopes
Error:
type: object
properties:
code:
type: string
description: Error code
message:
type: string
description: Human-readable error message
details:
type: array
items:
type: object
properties:
field:
type: string
message:
type: string
responses:
Unauthorized:
description: Authentication credentials missing or invalid
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
securitySchemes:
OAuth2:
type: oauth2
flows:
clientCredentials:
tokenUrl: https://api.unum.com/v1/oauth/token
scopes:
eligibility:read: Read member eligibility
eligibility:write: Write member eligibility
enrollment:read: Read enrollment elections
enrollment:write: Write enrollment elections
leave:read: Read leave requests
leave:write: Write leave requests
eoi:read: Read EOI submissions
eoi:write: Write EOI submissions
billing:read: Read billing invoices